tree_yuan2tex

[S 
  [NP Yuan ]
  [VP 
    [VP 
      [V poked ]
      [NP 
        [DET her ] 
        [N' 
          [N colleague ] ] ] ]
    [PP 
      [P with ]
      [NP 
        [DET two ] 
        [N' 
          [ADJ mechanical ] 
          [N' 
            [N pencils  ] ] ] ] ] ] ]